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#openblas

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Christos Argyropoulos<p>Question for the <a href="https://mast.hpc.social/tags/rstats" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>rstats</span></a> crowd. Do you disable hyperthreads when you run analyses in R with a multithreaded version of <a href="https://mast.hpc.social/tags/blas" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>blas</span></a> e.g. <a href="https://mast.hpc.social/tags/openblas" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>openblas</span></a> <a href="https://mast.hpc.social/tags/mkl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mkl</span></a> etc ?</p>
Christos Argyropoulos MD, PhD, FASN 🇺🇸<p>Question for the <a class="hashtag" href="https://bsky.app/search?q=%23rstats" rel="nofollow noopener noreferrer" target="_blank">#rstats</a> crowd. Do you disable hyperthreads when you run analyses in R with a multithreaded version of <a class="hashtag" href="https://bsky.app/search?q=%23blas" rel="nofollow noopener noreferrer" target="_blank">#blas</a> e.g. <a class="hashtag" href="https://bsky.app/search?q=%23openblas" rel="nofollow noopener noreferrer" target="_blank">#openblas</a> <a class="hashtag" href="https://bsky.app/search?q=%23mkl" rel="nofollow noopener noreferrer" target="_blank">#mkl</a> etc ?</p>
TomAoki<p>For anyone struggling from build failure of math/openblas:<br>Try setting "USE_GCC= 12" for math/openblas like below in /etc/make.conf.<br>Not yet tested the resulting package runs OK with its consumers, as the build for it just finished sanely but builds for a plenty of ports are still ongoing, thus, prevent me from trying.</p><p>.if ${.CURDIR:M/usr/ports/math/openblas}<br> USE_GCC= 12<br>.endif</p><p><a href="https://mastodon.bsd.cafe/tags/FreeBSD" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FreeBSD</span></a> <a href="https://mastodon.bsd.cafe/tags/OpenBLAS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>OpenBLAS</span></a></p>
FCLC<p>Time for an <a href="https://mast.hpc.social/tags/introduction" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>introduction</span></a>! <br>I'm a young Canuck with interests/experience in <a href="https://mast.hpc.social/tags/HPC" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>HPC</span></a>, <a href="https://mast.hpc.social/tags/Linux" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Linux</span></a>, <a href="https://mast.hpc.social/tags/BLAS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>BLAS</span></a>, <a href="https://mast.hpc.social/tags/SYCL" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SYCL</span></a>, <a href="https://mast.hpc.social/tags/C" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>C</span></a>, <a href="https://mast.hpc.social/tags/AVX512" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AVX512</span></a>, <a href="https://mast.hpc.social/tags/Rust" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Rust</span></a>, heterogeneous compute &amp; other such things. </p><p>Currently my personal projects are bringing <a href="https://mast.hpc.social/tags/FP16" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FP16</span></a> to the <a href="https://mast.hpc.social/tags/OpenBLAS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>OpenBLAS</span></a> library, working to standardize what Complex domain BLAS FP16 kernels/implementations should look like, and making sure <a href="https://mast.hpc.social/tags/SYCL" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SYCL</span></a> is available everywhere. </p><p>I also write every now and again. Here's the tail of AVX512 FP16 on Alderlake <br><a href="https://gist.github.com/FCLC/56e4b3f4a4d98cfd274d1430fabb9458" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">gist.github.com/FCLC/56e4b3f4a</span><span class="invisible">4d98cfd274d1430fabb9458</span></a></p>
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